I’m tired out. I______all afternoon and I don’t seem to have finished anything.

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问题 I’m tired out. I______all afternoon and I don’t seem to have finished anything.

选项 A、shopped
B、have shopped
C、had shopped
D、have been shopping

答案D

解析 根据all afternoon,可知本题表示持续性动作或者状态,故用进行时,因此选D,表示过去已经开始且持续到现在并有一定影响的动作。
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